HTTP/1.0 200 OK
Date: Sun, 28 Apr 2024 20:26:35 GMT
Server: Embedded HTTP Server.
Connection: close
Content-Type: Text/HTML

Certificate:
    Data:
        Version: 3 (0x2)
        Serial Number:
            a6:fc:c0:8c:1c:70:05:62
        Signature Algorithm: sha256WithRSAEncryption
        Issuer: CN=c8:9c:1d:5b:55:64, OU=RV082, O=Cisco Systems, Inc., L=Irvine, C=US, SN=Califomia
        Validity
            Not Before: Jan  1 08:00:02 2010 GMT
            Not After : Dec 30 08:00:02 2019 GMT
        Subject: CN=c8:9c:1d:5b:55:64, OU=RV082, O=Cisco Systems, Inc., L=Irvine, C=US, SN=Califomia
        Subject Public Key Info:
            Public Key Algorithm: rsaEncryption
                Public-Key: (1024 bit)
                Modulus:
                    00:c8:54:ad:91:53:90:48:68:03:b0:af:cb:9a:8a:
                    c7:99:c9:e4:50:d4:e7:88:bd:62:6a:b3:6a:84:33:
                    0a:b5:e8:cb:8e:d3:81:f2:8b:fa:f7:c5:b5:6c:ba:
                    55:52:a4:1c:3f:d8:00:be:31:46:6b:bc:89:88:10:
                    3c:bc:ee:36:57:32:54:e2:ec:c7:08:25:e6:cf:1a:
                    8f:dc:5e:2c:94:75:23:96:af:24:36:bc:03:27:4d:
                    da:dc:ec:82:ae:a9:01:4a:49:d4:8d:06:f1:48:6b:
                    d4:b2:9d:20:b4:18:1c:dc:32:e4:25:e3:81:6c:bb:
                    28:d1:15:bd:65:e4:42:ab:2b
                Exponent: 65537 (0x10001)
        X509v3 extensions:
            X509v3 Subject Key Identifier: 
                84:33:9A:C7:0E:0A:CA:97:E5:7E:FB:DB:D3:1F:8A:D6:2E:4C:B2:D9
            X509v3 Authority Key Identifier: 
                84:33:9A:C7:0E:0A:CA:97:E5:7E:FB:DB:D3:1F:8A:D6:2E:4C:B2:D9
            X509v3 Basic Constraints: 
                CA:TRUE
    Signature Algorithm: sha256WithRSAEncryption
    Signature Value:
        41:35:e8:b6:ea:9c:44:91:10:1e:70:a4:6b:8a:c5:5c:a5:77:
        52:b1:1b:08:64:5c:e6:de:05:c7:95:97:ca:98:39:0d:ab:1d:
        10:61:06:38:19:db:be:bb:76:a2:9b:49:f5:a1:38:5a:8f:1c:
        57:dd:7f:aa:c0:0e:c5:88:bb:7a:78:bc:41:90:ec:b9:0a:7e:
        29:93:80:15:8a:f0:91:c5:d1:68:4c:b1:f3:9e:f1:cf:89:94:
        81:d8:16:11:fa:96:64:3e:3e:94:b4:d6:47:ef:bf:54:ff:e3:
        f1:6b:bf:68:f0:41:5e:a6:23:00:1a:0f:7f:6b:54:e0:8d:b4:
        32:77

C8:9C:1D:5B:55:64
    OUI: C8:9C:1D
    Organization: Cisco Systems, Inc
    Assignment: MA-L
    Registration Date: 2010-11-24

Cisco IOS http config

HTTP/1.1 401 Unauthorized
Date: Mon, 15 Mar 1993 20:18:55 GMT
Server: cisco-IOS
Connection: close
Accept-Ranges: none
WWW-Authenticate: Basic realm="level_1 or view_access"

Cisco IOS http config

HTTP/1.1 401 Unauthorized
Date: Tue, 09 Mar 1993 22:31:14 GMT
Server: cisco-IOS
Connection: close
Accept-Ranges: none
WWW-Authenticate: Basic realm="level_1 or view_access"

401 Unauthorized